The Audiotone SR430QX is a high-performance. It is designed for professional live sound, studio recording, DJ setups, and installed audio systems Audiotone SR430QX Dual 15 

Built with a Constant Q design, it delivers precise and consistent frequency control. Each band responds accurately without affecting neighboring frequencies. This allows sound engineers to fine-tune audio with confidence and clarity.

Equipped with ISO 2/3 octave center frequencies and smooth 20mm faders, the SR430QX offers detailed tonal shaping and system balancing. The integrated 50Hz low-cut filter (12dB/Oct) helps eliminate unwanted rumble and low-frequency noise, making it ideal for stage and PA applications Audiotone SR430QX Dual 15 

For reliable connectivity, the unit features balanced XLR inputs and outputs, along with balanced 1/4” inputs and impedance-balanced outputs, ensuring compatibility with professional audio systems.

The built-in 50Hz low-cut filter features a 12dB per octave slope. Therefore, it effectively removes unwanted low-frequency rumble and stage noise. In live environments especially, this helps improve vocal clarity and overall system balance. The Constant Q design ensures that adjusting one frequency band does not affect neighboring bands. Because of this, you get clean, predictable, and professional equalization.

For connectivity, the SR430QX includes balanced XLR inputs and outputs. In addition, it provides balanced 1/4” inputs with impedance-balanced outputs. This means it integrates easily with mixers, amplifiers, and PA systems.

Finally, with a +21 dBu maximum output, ultra-low 0.006% THD, and a signal-to-noise ratio above 90 dB, the SR430QX delivers powerful, clear, and distortion-free performance for concerts, studios, and installed audio systems.